Message-ID: <00c901c037a3$b5136d00$0382a8c0@metavera.com>
From: "Tony Simopoulos" <karkalis@earthling.net>
To: "Oscar Serrano" <oserra@fondos.net>
Cc: <pgsql-interfaces@postgresql.org>
References: <NDBBKNFDELOHICEHIMGGEEGPCHAA.oserra@fondos.net>
Subject: Re: 2 computers 1hd 2 postgres daemons. Is it possible?
Date: Mon, 16 Oct 2000 15:03:02 -0400
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a redundant, replicated, or parallel system (choose whichever adjective befits your desires) is being developed.  check out
http://www.erserver.com/.

sharing a single disk is an O/S & hardware problem.  what is your intended platform?

good luck,

tonys.

----- Original Message -----
From: Oscar Serrano <oserra@fondos.net>
To: Postgres interfaces <pgsql-interfaces@postgresql.org>
Sent: Monday, October 16, 2000 2:15 PM
Subject: [INTERFACES] 2 computers 1hd 2 postgres daemons. Is it possible?


> Hi men :-)
> Just one question for those of you who have spent many time with postgres.
> I want to create a load balancing and High Availability system with two
> servers.
> This two server have a common hard disk: A RAID 5 server connected to them
> by the LAN.
> I have a hardware machine (WSD+ from RADWARE) that manages the load
> balancing.
> I want to have, two servers, and two postgres installations, one in each
> server, but with a  common PGDATA directory in the RAID.
> So, if one of the servers crashes, people can still get the information from
> the other server.
> Esentially, what I want is, two postgres (one in each machine) with a shared
> PGDATA directory, and that both postgres can access and do Inserts in the
> tables, and when one postgres does an insert, the second sees what the first
> has inserted.
>
> Thanks.
>
>
>